CaratHunter
Plans
Marquise|Lab Grown|IGI

0.51ct I VS1 Marquise Lab Grown Diamond

ID • I/VS1 • IGI LG436047200

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG436047200

Diamond specifications and retailer prices

From $426 CAD
$305 USD
As of November 2, 2026
Save $1,693 CAD (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,119 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 0.51ct lab-grown marquise diamond

This 0.51ct lab-grown marquise sits in the half to three-quarter carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG436047200 or 436047200. Listed at 13 retailers as of November 1, 2026, with prices from $426 to $2,119, a $1,693 spread on the same certified stone. MOH London lists it at $2,119. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436047200
Dimensions7.80 × 4.28 × 2.72 mm
L/W Ratio1.82
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
7.80 mm4.28 mm0.51 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436047200
Side View
Table 57.0%Crown 32.9°Girdle: MED-THKPavilion 40.5°Culet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $2,119 CAD|Low: $409 CAD|High: $2,144 CAD|Avg: $1,084 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 11$426 CAD
Retailer 4$478 CAD
Retailer 16$495 CAD
Retailer 12$503 CAD
Retailer 3$528 CAD
Retailer 13$528 CAD
Retailer 5$748 CAD
Retailer 15$862 CAD
Retailer 2$960 CAD
Retailer 9$967 CAD
Retailer 6$1,040 CAD
Retailer 10$1,625 CAD
Retailer 14$1,699 CAD
Retailer 7$2,066 CAD
MOH London$2,119 CAD
Retailer 8$2,124 CAD

28 data points across 16 retailers

13 retailers$426 CAD to $2,119 CAD

A
Cheapest Retailer
-
$426 CAD
$305 USD
A
Retailer 2
-
$478 CAD
$342 USD
View
Final sale: no returns
A
Retailer 3
-
$495 CAD
$354 USD
View
B+
Retailer 4
-
$503 CAD
$360 USD
View
Retailer 5
-
$528 CAD
$378 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$528 CAD
$378 USD
View
B
Retailer 7
-
$862 CAD
$617 USD
View
B
Retailer 8
-
$960 CAD
ZAR 11,097 ZAR
View
B
Retailer 9
-
$967 CAD
€659 EUR
View
B
Retailer 10
-
$1,625 CAD
$1,163 USD
View
B
Retailer 11
-
$1,699 CAD
$1,216 USD
View
B
Retailer 12
-
$2,066 CAD
£1,164 GBP
View
Most Expensive
B
MOH London
LG436047200 · Nov 1
$2,119 CAD
£1,194 GBP
View
12 more retailers have this diamond
Prices start from $426 CADSave up to $1,693 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.51ct Marquise
$426 CAD